* {
    margin: 0;
    padding: 0;
}

body {
    font-family: 宋体;
    font-size: 12px;
}

#origin {
    width: 1000px;
    height: 1080px;
    /*background-color: salmon;*/
    margin:0 auto;
}


.banner {
    width: 1000px;
    height: 100px;
}
.banner img {
    width: 1000px;
    height: 100px;
}



.nav {
    width: 1000px;
    height: 160px;
    background-image: url("../img/wsbs_r1_c1.jpg");
}

.nav-top {
    height: 30px;
    background-color: #FBFBFB;
}
.nav-top-left {
    width: 30%;
    height: 30px;
    float: left;
}
.nav-top-left ul li{
    display: inline;
    line-height: 30px;
    float: left;
    margin-right: 5px;
}
.nav-top-right {
    width: 70%;
    height: 30px;
    float: right;
}
.nav-top-right ul {
    line-height: 30px;
    float: right;
}
.nav-top-right ul li{
    display: inline;
}


.nav-bottom {
    width: 1000px;
    height: 130px;
}
.nav-bottom-left {
    width: 100px;
    height: 130px;
    float: left;
}

.nav-bottom-left img{
    width: 100px;
    height: 100px;
    /*line-height: 100px;*/
    position: relative; /*脱离文档流*/
    top: 50%; /*偏移*/
    margin-top: -50px;
}
.nav-bottom-mid {
    width: 515px;
    height: 130px;
    float: left;
}
.nav-bottom-mid img{
    width: 350px;
    height: 100px;
    /*line-height: 100px;*/
    position: relative; /*脱离文档流*/
    top: 50%; /*偏移*/
    margin-top: -50px;
}

.nav-bottom-right {
    width: 385px;
    height: 130px;
    float: left;
}

.nav-bottom-right-content {
    height: 30px;
    position: relative; /*脱离文档流*/
    top: 50%; /*偏移*/
    margin-top: -15px;
}

.search {
    border: 1px solid #A9A9A9;
    width: 170px;
    height: 28px;
    float: right;
}

.search-button {
    float: right;
    cursor:pointer;
    border-width: 0;
    margin-left: 10px;
    margin-right: 10px;
    width: 60px;
    height: 30px;
    background-image:url(../img/ssan.jpg);
}

.menu {
    width: 1000px;
    height: 350px;
}

.menu-nav {
    height: 40px;
    background-image: url("../img/dhz.jpg");
}
.menu-nav ul{
    height: 40px;
}

.menu-nav ul li {
    width: 85px;
    height: 40px;
    display: inline-block;
    overflow: hidden;
    line-height: 40px;
    text-align: center;
    font-size: 14px;
    font-weight: bold;
}
.menu-nav ul li a :link{
    color: red;
}

.menu-left {
    width: 500px;
    height: 310px;
    background-color: yellow;
    float: left;
}

.menu-right {
    width: 500px;
    height: 310px;
    background-color: lightblue;
    float: right;
}













.ml_22 {
    margin-left: 22px;
}

.mt_2 {
    margin-top: 2px;
}

.mt_9 {
    margin-top: 9px;
}


a:link {
    text-decoration : none;
}

a:hover {
    cursor: pointer;
}